Washington Population and Demographics
Are you tired of spending 10+ hours searching for demographic and population data for Washington? We have all of the data you need by state, county, city, and zip code that will save you many hours of research!
In this article, we'll explore most of the 190+ data points we have for Washington, covering popular demographics statistics like household income, race, age and gender, educational attainment, poverty, housing, and transportation.
The data on this page is from the 2021 American Community Survey (ACS) 5-Year survey from the US Census Bureau.
Richest Zip Codes in Washington
In the table below, we've ranked the richest zip codes in Washington based on the average (or mean) household income. To do this, we only look at zip codes that have a population of at least 500 people and a reasonable margin of error for the data.
If the margin of error for the mean income is greater than 50% of the estimate, we don't use it. This is to try and make the data less likely to be skewed by outliers with very small population areas or estimates that are not very accurate.
|Rank||ZIP Code||County||Mean Income|
|5||98077||King County, Snohomish County||$234,583.00|
To view details demographics data for a specific zip code, click on the link in the table above. You can also read our article here on the richest zip codes in Washington.
Richest Cities in Washington
We can also find the same information for the richest cities in Washington. The table below ranks the top 10 cities in Washington by average household income by using the same criteria as we did with the zip codes.
|1||Yarrow Point||King County||$410,703.00|
|2||Clyde Hill||King County||$409,380.00|
|5||Mercer Island||King County||$261,417.00|
|9||Bainbridge Island||Kitsap County||$193,264.00|
To view details demographics data for a specific city, click on the link in the table above. You can also read our article here on the richest cities in Washington.
Median Household Income
According to the latest ACS 5-year survey in 2020, the median household income in Washington is $77,006.00.
The chart below shows the average household income by age in Washington.
25 to 44$92,003.00
45 to 64$100,122.00
65 and over$57,423.00
Average Household Income
A very commonly asked question is "what is the average household income in Washington?". The official term for the average household income is the mean household income. The mean household income is the total income of all households divided by the number of households.
The average (or mean) household income in Washington is $103,669.00.
12.42% of households in Washington are classed as high income households (making $200,000+ per year).
The difference between a median and an average income
The difference between a median and mean household income is that the median income is the middle point of the set of numbers whereas the mean income is an average of all numbers.
Both metrics are important when looking at the income statistics for Washington but because the median value doesn't depend on other numbers in the dataset, it doesn't change as much when some of the values are extremely low or extremely high.
Household Income Tiers for Washington
We can also look at the household income tiers. This lets you see how many households fall into each of the earnings brackets and what percentage that bracket is of the total number of households.
The chart below shows the household income brackets to see which age groups have the highest median income. The actual data is more granular than these brackets, but we've simplified them into bigger categories to make reviewing the data for Washington easier to view.
You can purchase the raw data above, which will have the full income tiers with smaller jumps in household income.
Less than $24,99912.90%
$25,000 to $49,99916.46%
$50,000 to $74,99916.35%
$75,000 to $99,99913.35%
$100,000 to $149,99918.70%
$150,000 to $199,9999.81%
$200,000 or more12.42%
Per Capita Income
The per capita income is the average income of all people in Washington. This is calculated by dividing the total income of all people in Washington by the total number of people in Washington.
It differs from the average or mean household income because it includes all people in Washington and not just the people who earn an income (i.e. children, retirees, unemployed, etc.).
The per capita income in Washington is $40,837.00.
Population in Washington by Race and Ethnicity
The total population in Washington is currently 7,512,465 people.
The race and ethnicity of the population in Washington can be very important for social research, economics, and marketing to a multi-culturial society.
Whether you want to target products or services to a particular race or ethnicity, or provide housing and new businesses to improve areas with a larger ethnic minority population, this data is very valuable for discovering suitable areas.
The chart below breaks down the population and percentage for each race and ethnicity in Washington.
3.70% Black/African American283,174
0.60% Hawaiian/Pacific Islander49,088
5.80% Two or more races438,682
Population of Washington by Age and Gender
Another very important demographics statistic for Washington is the age and gender of the population. The age and gender of the population can be used to track trends in population growth or decline, and for businesses, the data can be used to identify people important to you and your business need.
In the table below, we show age groups at a 10 year granularity for ease of use. The raw data, which can be purchased above, includes age and gender at a 5 year granularity.
|0 to 9 Years||473,337||449,312|
|10 to 19 Years||479,699||458,252|
|20 to 29 Years||547,350||503,292|
|30 to 39 Years||579,828||546,436|
|40 to 49 Years||494,745||475,012|
|50 to 59 Years||475,846||471,858|
|60 to 69 Years||435,873||457,279|
|70 Years and over||345,286||423,959|
Educational attainment is a very useful statistic that can give insights into other data such as the average household income, unemployment levels, and literacy.
What this means is that it is likely for areas that have higher levels of education to have higher average household incomes, lower unemployment rates, and higher literacy rates.
The chart below shows the educational attainment of the population in Washington.
Master's degree or higher17.06%
Some college or associate's degree12.47%
High school diploma or equivalent29.66%
Less than high school diploma2.67%
The unemployment rate is the percentage of the population that is actively looking for work but is unable to find a job. The unemployment rate is a very important statistic for Washington because it can show how many people are actively looking for work and how many people are unable to find a job.
Lower levels of unemployment is generally seen as a positive sign for the economy. It also makes the government in Washington look good because it shows that they are doing a good job of creating jobs, working to capacity, being efficient, and keeping the economy strong.
The unemployment rate is calculated using the total population in Washington that are over the age of 16.
The current population in Washington that are over the age of 16 is 6,120,915 people.
The unemployment rate in Washington is 35.30%, which means 2,162,343 people are unemployed.
Median Age in Washington
The median age is an interesting metric because it gives us an idea of the age distribution of people in Washington. You know when you see a median age that it is the age where half of the population is older and half is younger than it.
For demographic studies, this can be used to infer and compare date to things such as birth rates, the age of parents, and so on.
An increasing median age can be a sign of an aging population, which can be a sign of a declining population. This is because older people tend to have fewer children and die more often than younger people.
The median age in Washington is 37.9 years old.
We can also look at the median age by gender to compare the see how each group compares to the total median age:
Median age by gender in Washington
Households and Families
There are a total of 2,931,841 households in Washington, and the average household size is 2.55 people.
For families, the total number is 1,894,023, and the average family size is 3.1 people.
6.50% of those families in Washington are living below the poverty line.
The table below shows the poverty thresholds for Washington in 2022.
|Household Size||Poverty Threshold|
Please note that the poverty thresholds shown above are from 2022, while the latest demographics data we have is from 2020.
Households and Families by Marital Status
There are four types of household and family, as defined by the Census Bureau:
- Male householder, no spouse present
- Female householder, no spouse present
- Nonfamily household
In the table below, you can see the total households and families in Washington for each type, as well as the average sizes.
|Average Household Size||3.18||3.3||3.33||1.34|
|Average Household Size||3.14||2.82||3.02||0|
Housing Data in Washington
There are total of 3,170,695 housing units in Washington. Of those units, 2,931,841 (92.47%) are occupied, and 238,854 (7.53%) are vacant.
Of the 3,170,695 housing units in Washington, 1,025,583 (32.35%) are occupied by renters. The median rent paid by renters is $1,439.00.
Owner occupied housing units make up the remaining 58.82% of housing units, with 1,864,897 housing units in total.
The table below breaks down how much rent is paid by renters in Washington.
No rent paid41,361
Less than $50057,980
$500 to $999189,929
$1,000 to $1,499301,295
$1,500 to $1,999253,671
$2,000 to $2,499127,744
$2,500 to $2,99950,852
$3,000 or more44,112
The median value of a property in Washington is $397,600.00.
The table below breaks down the range of valuations for all properties in Washington.
Less than $50,00060,979
$50,000 to $99,99944,795
$100,000 to $149,99965,591
$150,000 to $199,999105,985
$200,000 to $299,999307,423
$300,000 to $499,999627,928
$500,000 to $999,999514,540
$1,000,000 or more137,656
We can also look at the number of properties built in a given year to see the spread of property age in Washington.
1939 or earlier312,355
1940 to 1949144,642
1950 to 1959226,215
1960 to 1969290,799
1970 to 1979483,868
1980 to 1989406,860
1990 to 1999515,971
2000 to 2009477,274
2010 to 2013304,866
2014 or later7,845
Vehicles Available per Household
Finally, we have data on how many vehicles each household in Washington has. The table below breaks down the number of vehicles available per household.
No vehicles available198,606
1 vehicle available857,151
2 vehicles available1,088,507
3 or more vehicles available787,577
Commuting to Work in Washington
The time and means of commuting to work are useful metrics to look at because they can be correlated against other data such as income and education level.
Does a longer commuting time indicate a higher average income? If so, has the huge increase in home working during the pandemic changed this?
Using these metrics, we can get a better understanding of the demographics of Washington, how they commute, and how that correlates to other data points.
The average travel time is 27.7 minutes, and the chart below covers the range of travel times across the population of Washington.
Less than 5 minutes89,797
5 to 9 minutes295,433
10 to 14 minutes399,466
15 to 19 minutes481,175
20 to 24 minutes443,025
25 to 29 minutes217,270
30 to 34 minutes435,968
35 to 39 minutes103,862
40 to 44 minutes138,509
45 to 59 minutes285,198
60 to 89 minutes217,573
90 or more minutes100,149
We can also look at the means of transport in Washington to see which modes of transport people are using to commute to work.
Worked from home463,327
Hopefully this article has given you the demographics data you were looking for in Washington.
If you need more demographics data, or you need the data listed above in spreadsheet form with more granular grouping, head back to the top of this page where you can purchase the complete demographics data for Washington.
Link To or Reference This Page
We spent a lot of time downloading, cleaning, merging, and formatting the data that is shown on the site.
If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!
"Washington Population and Demographics". NameCensus.com. Accessed on February 1, 2023. https://namecensus.com/demographics/washington/.
"Washington Population and Demographics". NameCensus.com, https://namecensus.com/demographics/washington/. Accessed 1 February, 2023
Washington Population and Demographics. NameCensus.com. Retrieved from https://namecensus.com/demographics/washington/.